ISO 5544:1978
Caseins; Determination of " fixed ash " (Reference method)
- Standard No.
- ISO 5544:1978
- Release Date
- 1978
- Published By
- International Organization for Standardization (ISO)
- Status
- 2008-01
- Replace By
- ISO 5544:2008
- Latest
- ISO 5544:2008
- Scope
- Covers caseins obtained by acid precipitation or lactic fermentation, ammonium caseinates, their mxtures with rennet casein and with caseinates, and caseins of unknown type. The principle of determination consists in incinerating a test portion at a temperature of 825 +/- 25 degrees centigrade in the presence of magnesium acetate to bind all phosphorus af organic origin, weighing the residue and subtracting the mass of ash originating from the magnesium acetate.
ISO 5544:1978 history
- 2008 ISO 5544:2008 Caseins - Determination of " fixed ash " (Reference method)
- 1978 ISO 5544:1978 Caseins; Determination of " fixed ash " (Reference method)
